A Mass of 0

question 34

Multiple Choice

A mass of 0.40 kg,hanging from a spring with a spring constant of 80 N/m,is set into an up-and-down simple harmonic motion.What is the speed of the mass when moving through a point at 0.05 m displacement? The starting displacement of the mass is 0.10 m from its equilibrium position.

• A)zero
• B)1.4 m/s
• C)1.7 m/s
• D)1.2 m/s

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